M4:
Interactive rotation resource:
drag the yellow triangle and watch the rotations. Move the centre
of rotation (the red point).
Use the buttons to show or hide the rotations. Turn the labels and
coordinates on or off.

The
transparent triangles can be used as 'answers'. Select the triangle
and drag it to where you think the rotation is going to be.

Rotate
shapes about a point

M9:
Rotate shapes:
drag the yellow shape, move the centre of rotation (the
red point). Click on the rotate buttons to rotate the
shape 90 degrees clockwise or anti-clockwise. Use the shadow button
to show or hide the shadows. Select the shape using the shape butons.

Reflect,
rotate and translate a triangle

M5:
Interactive transformation resource:
drag the yellow triangle and watch the transformations. Use the
buttons to show or hide the translation, reflections or rotations.
Turn the labels and coordinates on or off.

The
transparent triangles can be used as 'answers'. Select the triangle
and drag it to where you think the reflection or rotation is going
to be.